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• 1Pc 310mm 3-D printer FR4 fiberglass sheet Water-green epoxy plate 3240 FR-4 epoxy resin board glass fibreFor extra size ,color ,and thickness customization, please touch me.Product Price: 310x310mm 1PcsRegular thickness: 0.1mm--50mm, please contact me if you need other thickness or different dimensions (in addition, you can set the thickness of 50MM-150MM）3240 epoxy board meaning:3240 is the nationwide normal number, similar to the EPGC201 variety in IEC893-3-2.According to JB-T 2197-1996 electric insulation material product classification, naming and mannequin preparation method:3240 4 Arabic numerals:The first three represents laminates, coiled products, vacuum stress dipped productsThe second place 2 represents the inorganic base laminateThe 1/3 four represents the temperature index point F (155 degrees)The fourth digit zero represents the product variety codeThe 3240 epoxy laminate has a smooth surface, no air bubbles, no pits and wrinkles, yet allows for other defects that don't affect the use, such as: scratches, indentations, stains and small spots. The edges should be lower neatly and the top faces ought to be free of delamination and cracks.Executive standard: GB/T1303.1-1998.Temperature rating: Class BColor: natural (yellow), green, etc.Characteristics: The cured epoxy resin formula has best mechanical properties, excessive power at medium temperature, and nice electric balance below high humidity.Electrical: The cured epoxy resin system is insulating material with excessive dielectric properties, floor leakage resistance and arc resistance.Uses: Suitable for mechanical, electrical, electronic, electrical and other fields. Also used for the processing of insulating parts, processing into assorted forms of insulating elements and equipment insulation structural parts.The response of the epoxy resin and the curing agent used is applied via a right away addition reaction or a ring-opening polymerization reaction of an epoxy organization in a resin molecule, with out the release of water or different volatile by-products. They display very low shrinkage (less than 2%) throughout curing compared to unsaturated polyester resins and phenolic resins.1. Shipping TermsUsually, order might be sent within 4-7 working days.The default shipment is Airmail(20-35days),If you need quicker ways, others resembling EMS/DHL/TNT/Fedex etc. are available, but it's best to pay the extra transport fee.When you're making order,please desire the transport manner which you want on our internet shop. We will be aware the monitoring No. so as listing or send electronic mail to you.About the delivery cut-off date of the shipment. Most international locations will arrive inside 35days, also, some countries will take more time(up to 60days).So when you can't acquire your order in time, please contact us first(don't open dispute impetuously).If the order nonetheless doesn't arrive inside 75days(Brazil 90days), we are able to refund you.2. Feedbackwe are a kind and honest vendor. If you like our products, please do not hesitate to offer us 5 star. If for any reason, you don't satisfied,please do not instantly leave unfavorable feedback, simply contact us, we can attempt our best to make you satisfied.3. Customer Service-Because your satisfacition is our goal.Please dont leave any destructive or netural suggestions or open any dispute on Aliexpress without communication,thank you. We trust our conversation will slove the problem for you.and it wont let you down.You know any destructive or netural or dispute totally will damage bothsides,and then will not let the difficulty really be solved. So please be at liberty to contact us. At Due to the adaptation of time zone between China and your location, infrequently the answer to your message could be not on time with 6-10 hours.We reply to messages Monday-Friday throughout steady enterprise hours, and most messages are spoke back within 1-2 enterprise days. Please be patient! Thank you!4. Return Policy-We always verify closely earlier than send the goods, notwithstanding products may possibly get harm in the course of the lengthy delivery.-If you find any quality problem, please contact us within 7 days after you get the goods. We will clear up the problem.-For any reason once you just wish to return the products, please contact us inside 7 days after your receipt.-Keep the goods in fashioned situation and pay the delivery cost by means of yourself, we are able to complete refund after obtain returned product.- A Refund may be given after we acquired the again merchandise quality fine. Please contact us earlier than shipping any goods back. The sender transport expenses don't return, and the again shipping cost should payed in your side. Thanks in your evaluate us.5. About Us-We are constantly providing best quality products and service to our customers. Hope every customers pleased searching on our shop. Thank you!

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